<div class="sidebar">
    <div class="logo-container">
        <div class="logo">
            <i class="el-icon-s-platform logo-icon"></i>
            <span class="logo-text">AI智教平台</span>
        </div>
    </div>
    <div class="nav-menu">
        <a href="index.html" class="nav-item">
            <i class="el-icon-s-home nav-icon"></i>
            <span class="nav-text">首页</span>
        </a>
        <a href="course.html" class="nav-item">
            <i class="el-icon-notebook-2 nav-icon"></i>
            <span class="nav-text">我的课程</span>
        </a>
        <a href="exam.html" class="nav-item">
            <i class="nav-icon el-icon-edit-outline"></i>
            <span class="nav-text">我的考试</span>
        </a>
        <a href="task.html" class="nav-item">
            <i class="el-icon-s-claim nav-icon"></i>
            <span class="nav-text">我的作业</span>
        </a>
        <a href="ai.html" class="nav-item">
            <i class="el-icon-s-opportunity nav-icon"></i>
            <span class="nav-text">智能问答</span>
        </a>
        <a href="resource.html" class="nav-item">
            <i class="el-icon-s-management nav-icon"></i>
            <span class="nav-text">资源中心</span>
        </a>
        <a href="setting.html" class="nav-item">
            <i class="el-icon-setting nav-icon"></i>
            <span class="nav-text">系统设置</span>
        </a>
    </div>
</div>
